Index: src/libcfa/concurrency/monitor
===================================================================
--- src/libcfa/concurrency/monitor	(revision 121c3c0003922888a1da2c28f57ef5402e2c2760)
+++ src/libcfa/concurrency/monitor	(revision acdfb4519df953ddab9076276b4f00ec543dfe2f)
@@ -103,4 +103,5 @@
 	unsigned short count;
 	monitor_desc ** monitors;
+	bool is_dtor;
 };